DeVilbiss ATK90 Operator's Manual page 12

Free Speed (No Load)
Maximum Working Pressure
Collet Size
Air Inlet
Recommended Hose Size
Accessories Required
IMPORTANT: Line pressure or hose inside diameter should be increased to
compensate for unusually long air hoses (over 25 feet). Minimum hose diameter
should be 3/8" I.D. and fittings should have 1/4" NPT thread.
Operation
Before each use:
Drain water from air
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compressor tank and
condensation from air lines.
See air compressor's
operators manual.
Disconnect the tool from
the air supply before
lubricating or changing
grinding abrasive.
Lubricate tool, see "Maintenance" section in this manual.
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Select the required grinding stone. NOTE: The tool is equipped with a 1/4"
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collet and uses grinding stones with a 1/4" mandrel.
To use grinding stones with a 1/8" mandrel the 1/4"
collet must be replaced with the 1/8" collet supplied.
To change grinding stones:
Loosen the collet nut, using wrenches
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supplied.
Insert grinding stone into collet and tighten
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collet nut. NOTE: The grinding stone's
shank should be within 1/4" from collet nut
to prevent vibration.
Connect tool to air hose of recommended size.
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NOTE: The use of a quick connect set makes
connecting easier.
D24152
Rotary Tool
SPECIFICATIONS
ASSEMBLY
OPERATION
Throttle Safety
Release
Collet
Nut
Use accessories rated for 25,000 RPM or more.
12- ENG
25,000 RPM
90 PSI
1/4", 1/8"
1/4" NPT
3/8" I.D.
Throttle Control Lever
Collet Nut
Grinding Stone
Air Inlet